Despite the heat . . . Despite the drought . . .
jerijen
8 years ago
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Rosefolly
8 years agocarriehelene
8 years agoRelated Discussions
Despite the searing heat
Comments (14)Hi Lynn: More than a year ago I successfully DOUBLED the vase-life of Radio Times and Mary Magdalene by putting calcium citrate in the vase. Soluble gypsum (calcium sulfate) does the same with extending the blooming both on the bush, and in the vase. Calcium maximizes water-uptake, and firm up plant tissue. Some sites said gypsum is acidic, some sites said it doesn't change pH. So I tested it myself: The dark-green ones that like alkaline soil: Golden Celebration, French Romanticas & Meilland DIDN'T LIKE the excess gypsum: leaves became thinner, and droopy. It's very much like the time I put too much sulfur on Sweet Promise ... leaves wilted in the heat. Roses with musk or multiflora parentage that prefer acidic soil, LIKE gypsum. Excellenz von Schubert, a hybrid musk, does well with added gypsum, so does Annie L. McDowell. Mary Magdalene likes gypsum, its bloom lasts 4 days in the vase, compared to 2 days in the vase from last year. In my pH of 7.7 clay, most Austins bloom better with added acid, except for Golden Celebration, Pat Austin, Evelyn, Wise Portia are healthier in alkaline soil. University of California Extension chart in the below link listed 1 ton of gypsum as equivalent to 5.38 ton of sulfur. It also listed 1.09 ton of Ferric Sulfate as equivalent to 5.85 ton of sulfur. I already tested Ferric Sulfate on my azaleas and rhododendrons in my soil pH of 7.7. It's a DISASTER, leaves get brown burnt from the acid. Both gypsum (calcium sulfate) and potassium (sulfate of potash) best applied AFTER the flush is done, to encourage root growth for the next flush. I applied granular sulfate of potash during blooming, and it browned roses' petals, very ugly. I applied granular gypsum during blooming, and the colors became faded, plus it took away the scent. That's why I prefer soluble gypsum because I can control WHEN I apply for best effects. I also prefer soluble potassium via banana peels and molasses in water. Regardless of what type of soils, calcium is a vital nutrient for plant growth. Even my limestone (calcium carbonate) clay is tested barely adequate in calcium, due to tied-up with phosphorus. Along with potassium, calcium helps with droopy necks. The more petals, and the thicker the petals, like Sonia Rykiel, the more demand for calcium and potassium. The below table of University of CA is also useful if you have acidic soil, it lists what type of liming materials used, and how much to raise to neutral pH. Here is a link that might be useful: University of CA on liming and gypsum This post was edited by Strawberryhill on Sat, Aug 3, 13 at 13:00...See MoreWilting in heat despite generous water
Comments (2)In addition to what seysonn said I would check for Squash Vine Borers (SVB) If you are not familiar, the moth (really looks more like a weird wasp/bug that is black and dark red than a moth) flies around and lays eggs at the base of your vines. When the larvae hatch they bore into the vine leaving a hole and a dark orange "frass" that looks a bit like saw dust. The borer travels in the hollow center of the vine and chews it way through closed areas cutting off water circulation in the vine. There are many remedies for this none of which are easy. I am very diligent early in Spring to check the vine at and just below soil level for small brown seed like eggs and remove them. If they are already attacking your plant then as I said earlier there are many methods there also. I am sure there are threads here on them or check youtube. If you think this is your case post as such and I can give some advice also. Good luck and hopefully you have an awesome harvest!...See MoreBlooming despite the heat
Comments (5)Climbing America. Love Song was looking great too, no picture though, too much glare. This post was edited by Sara-Ann on Sun, Jul 6, 14 at 17:47...See MoreDespite The Heat
Comments (9)Thanks everyone for your kind comments. Daybreaker blooms like a blooming fool, no breaks in between. Its like this til the beginning of winter season. That is why I love it so much. As a matter of fact I have 2 Daybreaker, one in the front yard and one in the back yard. Niecey...See Morejerijen
8 years agocarriehelene
8 years agojerijen
8 years agocarriehelene
8 years agosummersrhythm_z6a
8 years agoAnne Zone 7a Northern CA
8 years agolast modified: 8 years agoSheila z8a Rogue Valley OR
8 years agocarriehelene
8 years agoroseseek
8 years agoingrid_vc so. CA zone 9
8 years agolast modified: 8 years agosummersrhythm_z6a
8 years agojerijen
8 years agoroseseek
8 years ago
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